UFC welterweight champion Georges St-Pierre was set to take on Carlos Condit in less than two weeks at UFC 137.
Now St-Pierre will be out thanks to a knee injury.
St-Pierre is one of the long list of fighters who have been taken out of major fights this year thanks to injuries, opponents changes, or other issues.
Although fight changes are common in MMA, nearly every event this year has had a major fight taken off the card.
Here’s a look back at some of the fights that could have been.